2016802640

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{3631}}^1$

素因数の和:3828

約数の個数: 80

約数和(自身を含む): 4815334656

約数和(自身を除く): 2798532016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 131, 212, 262, 265, 424, 524, 530, 655, 848, 1048, 1060, 1310, 2096, 2120, 2620, 3631, 4240, 5240, 6943, 7262, 10480, 13886, 14524, 18155, 27772, 29048, 34715, 36310, 55544, 58096, 69430, 72620, 111088, 138860, 145240, 192443, 277720, 290480, 384886, 475661, 555440, 769772, 951322, 962215, 1539544, 1902644, 1924430, 2378305, 3079088, 3805288, 3848860, 4756610, 7610576, 7697720, 9513220, 15395440, 19026440, 25210033, 38052880, 50420066, 100840132, 126050165, 201680264, 252100330, 403360528, 504200660, 1008401320, 2016802640]

約数ペア:

[(1, 2016802640), (2, 1008401320), (4, 504200660), (5, 403360528), (8, 252100330), (10, 201680264), (16, 126050165), (20, 100840132), (40, 50420066), (53, 38052880), (80, 25210033), (106, 19026440), (131, 15395440), (212, 9513220), (262, 7697720), (265, 7610576), (424, 4756610), (524, 3848860), (530, 3805288), (655, 3079088), (848, 2378305), (1048, 1924430), (1060, 1902644), (1310, 1539544), (2096, 962215), (2120, 951322), (2620, 769772), (3631, 555440), (4240, 475661), (5240, 384886), (6943, 290480), (7262, 277720), (10480, 192443), (13886, 145240), (14524, 138860), (18155, 111088), (27772, 72620), (29048, 69430), (34715, 58096), (36310, 55544)]